O`Brien, Dan
an Introduction to the theory of knowledge
Polity Press, 2006
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Morton, Adam
A guide through the theory of knowledge
Blackwell, 1997
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Chisholm, Roderick M.
Theory of knowledge
Prentice Hall International, 1989
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Rescher, Nicholas
Epistemology : an introduction to the theory of knowledge
State University of New York Press, 2003
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Ayer, Alfred Jules, 1910-1989
The Problem of knowledge
Penguin Books, 1956
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